[1] Univ Hosp Erlangen, Neurol Clin, D-91054 Erlangen, Germany
[2] Sichuan Univ, West China Hosp, Dept Neurol, Chengdu 610064, Sichuan, Peoples R China
[3] Univ Hosp Erlangen, Dept Neurosurg, D-91054 Erlangen, Germany
[4] Univ Hosp Erlangen, Dept Nucl Med, D-91054 Erlangen, Germany
[5] Univ Hosp Erlangen, Dept Neuropathol, D-91054 Erlangen, Germany
[6] Univ Hosp Erlangen, Dept Neuroradiol, D-91054 Erlangen, Germany